KEV Entry

CVE-2025-20333

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2025-20333

2026-06-01 10:41 UTC

Timestamps

2026-06-01

2026-06-01

Scope

KEVIntel entry: A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense... | Affected: Cisco / Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco Secure Firewall Threat Defense (FTD) Software | CVSS: 9.9 (CRITICAL) | EPSS: 0.29197 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2025-20333', 'url': 'https://www.cve.org/CVERecord?id=CVE-2025-20333'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2025-20333'}

a8737f3a-ce50-44f3-ad40-3a1c997491da

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-19 12:42 UTC

2026-06-19 12:42 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2026-06-01T10:41:10.527Z",
  "ahead_of_cisa_kev": {
    "count": 1,
    "unit": "day"
  },
  "cvss_score": 9.9,
  "cvss_severity": "CRITICAL",
  "epss_percentile": 0.97926,
  "epss_score": 0.29197,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco Secure Firewall Threat Defense (FTD) Software",
  "title": "A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense...",
  "used_in_malware": "unknown",
  "vendor": "Cisco"
}
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